JPH0130916B2 - - Google Patents
Info
- Publication number
- JPH0130916B2 JPH0130916B2 JP56092064A JP9206481A JPH0130916B2 JP H0130916 B2 JPH0130916 B2 JP H0130916B2 JP 56092064 A JP56092064 A JP 56092064A JP 9206481 A JP9206481 A JP 9206481A JP H0130916 B2 JPH0130916 B2 JP H0130916B2
- Authority
- JP
- Japan
- Prior art keywords
- group
- surfactant
- metal
- electrolyte
- fluoroaliphatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000004094 surface-active agent Substances 0.000 claims description 83
- 229910052751 metal Inorganic materials 0.000 claims description 71
- 239000002184 metal Substances 0.000 claims description 71
- 239000003792 electrolyte Substances 0.000 claims description 60
- 238000000034 method Methods 0.000 claims description 49
- 239000000243 solution Substances 0.000 claims description 47
- 238000005363 electrowinning Methods 0.000 claims description 36
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 34
- 239000010949 copper Substances 0.000 claims description 34
- 229910052802 copper Inorganic materials 0.000 claims description 34
- 239000003595 mist Substances 0.000 claims description 25
- 239000007864 aqueous solution Substances 0.000 claims description 20
- 230000002378 acidificating effect Effects 0.000 claims description 18
- 125000004432 carbon atom Chemical group C* 0.000 claims description 17
- 229910052731 fluorine Inorganic materials 0.000 claims description 13
- 239000011737 fluorine Substances 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 150000002739 metals Chemical class 0.000 claims description 9
- 239000008151 electrolyte solution Substances 0.000 claims description 8
- 125000006162 fluoroaliphatic group Chemical group 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 238000000638 solvent extraction Methods 0.000 claims description 6
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 5
- 125000002947 alkylene group Chemical group 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical group 0.000 claims description 2
- 125000000743 hydrocarbylene group Chemical group 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical group [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 125000002768 hydroxyalkyl group Chemical group 0.000 claims description 2
- 125000005647 linker group Chemical group 0.000 claims description 2
- 229910021645 metal ion Inorganic materials 0.000 claims description 2
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical group [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 1
- 125000004429 atom Chemical group 0.000 claims 1
- 150000007942 carboxylates Chemical class 0.000 claims 1
- 230000002401 inhibitory effect Effects 0.000 claims 1
- 230000003134 recirculating effect Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 25
- 230000008569 process Effects 0.000 description 17
- 239000012074 organic phase Substances 0.000 description 16
- 125000002091 cationic group Chemical group 0.000 description 15
- 238000007747 plating Methods 0.000 description 14
- 238000011084 recovery Methods 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 12
- 238000009713 electroplating Methods 0.000 description 12
- 238000005342 ion exchange Methods 0.000 description 12
- 238000012360 testing method Methods 0.000 description 11
- 239000011734 sodium Substances 0.000 description 10
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 9
- 239000008346 aqueous phase Substances 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000005187 foaming Methods 0.000 description 6
- 238000005191 phase separation Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 230000001629 suppression Effects 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 125000000129 anionic group Chemical group 0.000 description 4
- 239000000284 extract Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 125000001309 chloro group Chemical group Cl* 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 125000004433 nitrogen atom Chemical group N* 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000003637 basic solution Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 229940021013 electrolyte solution Drugs 0.000 description 2
- 239000012458 free base Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000013067 intermediate product Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 150000003242 quaternary ammonium salts Chemical group 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- BSRKJFGTFRITNT-AYFQBXJRSA-N (7E)-5,8-diethyl-7-hydroxyiminododecan-6-ol 2-[4-[(Z)-hydroxyiminomethyl]phenyl]-5-nonylphenol Chemical compound CCCCC(CC)C(O)C(=N\O)\C(CC)CCCC.CCCCCCCCCc1ccc(c(O)c1)-c1ccc(\C=N/O)cc1 BSRKJFGTFRITNT-AYFQBXJRSA-N 0.000 description 1
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- QUQFTIVBFKLPCL-UHFFFAOYSA-L copper;2-amino-3-[(2-amino-2-carboxylatoethyl)disulfanyl]propanoate Chemical compound [Cu+2].[O-]C(=O)C(N)CSSCC(N)C([O-])=O QUQFTIVBFKLPCL-UHFFFAOYSA-L 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000011874 heated mixture Substances 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/159,840 US4484990A (en) | 1980-06-16 | 1980-06-16 | Mist suppressant for solvent extraction metal electrowinning |
| AU71681/81A AU541042B2 (en) | 1980-06-16 | 1981-06-12 | Mist suppressant for solvent extraction electrowinning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5729592A JPS5729592A (en) | 1982-02-17 |
| JPH0130916B2 true JPH0130916B2 (cs) | 1989-06-22 |
Family
ID=25636659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9206481A Granted JPS5729592A (en) | 1980-06-16 | 1981-06-15 | Mist control agent used in electrolitically collecting metal by solvent extraction |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4484990A (cs) |
| JP (1) | JPS5729592A (cs) |
| AU (1) | AU541042B2 (cs) |
| BR (1) | BR8103798A (cs) |
| CA (1) | CA1191812A (cs) |
| GB (1) | GB2077765B (cs) |
| MX (1) | MX156219A (cs) |
| PH (1) | PH19944A (cs) |
| ZA (1) | ZA814015B (cs) |
| ZM (1) | ZM5181A1 (cs) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4657959A (en) * | 1985-11-15 | 1987-04-14 | Minnesota Mining And Manufacturing Company | Hydrophilic silicones |
| US4806571A (en) * | 1988-05-06 | 1989-02-21 | The Dow Chemical Company | Organic composition containing a fluoroalkyl sulfonic acid salt |
| US5098446A (en) * | 1989-10-13 | 1992-03-24 | Minnesota Mining And Manufacturing Company | Use of fluorochemicals in leather manufacture |
| US5159105A (en) * | 1990-02-28 | 1992-10-27 | Minnesota Mining And Manufacturing Company | Higher pentafluorosulfanyl-fluoroaliphatic carbonyl and sulfonyl fluorides, and derivatives |
| AU627597B2 (en) * | 1990-07-06 | 1992-08-27 | Tube Technology Pty Ltd | Contouring of copper sheet |
| GB2250515B (en) * | 1990-11-27 | 1994-09-28 | Rhone Poulenc Chemicals | Controlling acid misting during electrolytic recovery of metals |
| US5852148A (en) * | 1991-07-10 | 1998-12-22 | Minnesota Mining & Manufacturing Company | Perfluoroalkyl halides and derivatives |
| US6048952A (en) * | 1991-07-10 | 2000-04-11 | 3M Innovative Properties Company | Perfluoroalkyl halides and derivatives |
| US5207996A (en) * | 1991-10-10 | 1993-05-04 | Minnesota Mining And Manufacturing Company | Acid leaching of copper ore heap with fluoroaliphatic surfactant |
| US6201122B1 (en) | 1992-12-08 | 2001-03-13 | 3M Innovative Properties Company | Fluoroaliphatic radical-containing anionic sulfonamido compounds |
| US5670033A (en) * | 1993-04-19 | 1997-09-23 | Electrocopper Products Limited | Process for making copper metal powder, copper oxides and copper foil |
| JP2968043B2 (ja) * | 1993-04-19 | 1999-10-25 | エレクトロカッパー プロダクツ リミテッド | 銅金属粉末、銅酸化物および銅箔の製造方法 |
| US5366612A (en) * | 1993-04-19 | 1994-11-22 | Magma Copper Company | Process for making copper foil |
| US5516408A (en) * | 1993-04-19 | 1996-05-14 | Magma Copper Company | Process for making copper wire |
| US5820653A (en) * | 1993-04-19 | 1998-10-13 | Electrocopper Products Limited | Process for making shaped copper articles |
| US5468353A (en) * | 1994-05-05 | 1995-11-21 | Minnesota Mining And Manufacturing Company | Mist suppressant for solvent extraction metal electrowinning |
| WO1996000745A2 (en) * | 1994-06-30 | 1996-01-11 | Minnesota Mining And Manufacturing Company | Cure-indicating molding and coating composition |
| CA2170375A1 (en) * | 1994-06-30 | 1996-01-11 | Sourav K. Kundu | Bioactive porous partition members |
| US5518788A (en) * | 1994-11-14 | 1996-05-21 | Minnesota Mining And Manufacturing Company | Antistatic hard coat incorporating a polymer comprising pendant fluorinated groups |
| US6179988B1 (en) | 1997-08-29 | 2001-01-30 | Electrocopper Products Limited | Process for making copper wire |
| US7384533B2 (en) * | 2001-07-24 | 2008-06-10 | 3M Innovative Properties Company | Electrolytic processes with reduced cell voltage and gas formation |
| US20040149589A1 (en) * | 2002-08-19 | 2004-08-05 | Ricardo San Martin | Procedure to inhibit or eliminate acid gas generated in process of electrowinning of copper |
| RU2246563C1 (ru) * | 2004-02-03 | 2005-02-20 | Открытое акционерное общество "Уралэлектромедь" | Способ электроэкстракции меди из серно-кислых электролитов |
| DE102005006982A1 (de) * | 2005-02-15 | 2006-08-17 | Basf Ag | Verwendung nichtionischer Tenside bei der Metallgewinnung durch Elektrolyse |
| US7572848B2 (en) * | 2005-12-21 | 2009-08-11 | 3M Innovative Properties Company | Coatable composition |
| US7425374B2 (en) * | 2005-12-22 | 2008-09-16 | 3M Innovative Properties Company | Fluorinated surfactants |
| CN101511768B (zh) | 2006-08-31 | 2013-08-21 | 3M创新有限公司 | 具有可结晶间隔基团的侧链含氟化合物 |
| US8343326B2 (en) | 2006-10-06 | 2013-01-01 | Basf Corporation | Acid mist mitigation agents for electrolyte solutions |
| US8440857B2 (en) * | 2006-10-06 | 2013-05-14 | Basf Corporation | Sulfonate- or sulfate-capped anti-misting agents |
| US7893186B2 (en) * | 2006-12-29 | 2011-02-22 | 3M Innovative Properties Company | Process for preparing long-chain polymethylene halide telomers |
| PL2845928T3 (pl) * | 2013-09-05 | 2020-05-18 | Macdermid Enthone Inc. | Wodna kompozycja elektrolitu o obniżonej emisji do atmosfery |
| US10961633B2 (en) * | 2015-04-13 | 2021-03-30 | The Doe Run Resources Corporation | Recovery of copper from copper-containing sulfide ores |
| MX2024003361A (es) | 2021-10-07 | 2024-04-04 | Freeport Minerals Corp | Supresion de neblina acida en la electrodeposicion de cobre. |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2595387A (en) * | 1942-12-05 | 1952-05-06 | Bolidens Gruv Ab | Method of electrolytically recovering nickel |
| US2732398A (en) * | 1953-01-29 | 1956-01-24 | cafiicfzsojk | |
| US2750334A (en) * | 1953-01-29 | 1956-06-12 | Udylite Res Corp | Electrodeposition of chromium |
| US2750337A (en) * | 1953-04-22 | 1956-06-12 | Udylite Res Corp | Electroplating of chromium |
| US2750335A (en) * | 1953-07-17 | 1956-06-12 | Udylite Res Corp | Chromium electrodeposition |
| US2750336A (en) * | 1953-08-31 | 1956-06-12 | Udylite Res Corp | Chromium plating |
| US2764603A (en) * | 1954-04-21 | 1956-09-25 | Minnesota Mining & Mfg | Alkylaminoalkyl-perfluoroamides |
| US2764602A (en) * | 1954-04-21 | 1956-09-25 | Minnesota Mining & Mfg | Quaternary ammonium alkylperfluoroamides |
| US2809990A (en) * | 1955-12-29 | 1957-10-15 | Minnesota Mining & Mfg | Fluorocarbon acids and derivatives |
| US2803656A (en) * | 1956-01-23 | 1957-08-20 | Minnesota Mining & Mfg | Fluorocarbonsulfonamidoalkanols and sulfates thereof |
| US2913377A (en) * | 1956-06-11 | 1959-11-17 | Udylite Res Corp | Aqueous electrolytic process |
| US3147064A (en) * | 1959-02-02 | 1964-09-01 | Minnesota Mining & Mfg | Fluorinated ethers and derivatives |
| US3255131A (en) * | 1961-05-10 | 1966-06-07 | Minnesota Mining & Mfg | Fluorochemical-containing varnishes |
| GB1022005A (en) * | 1963-12-06 | 1966-03-09 | Electro Chem Eng | Improvements relating to the control of mists or sprays evolved from liquids |
| US3450755A (en) * | 1967-02-23 | 1969-06-17 | Minnesota Mining & Mfg | Perfluoroalkyl sulfonamides and carboxamides |
| US4000168A (en) * | 1970-04-14 | 1976-12-28 | Produits Chimiques Ugine Kuhlmann | Carboxylated polyfluoroamines |
| US4069244A (en) * | 1975-01-03 | 1978-01-17 | Ciba-Geigy Corporation | Fluorinated amphoteric and cationic surfactants |
| US4042522A (en) * | 1975-03-24 | 1977-08-16 | Ciba-Geigy Corporation | Aqueous wetting and film forming compositions |
| FR2308674A1 (fr) * | 1975-04-25 | 1976-11-19 | Ugine Kuhlmann | Nouvelles compositions extinctrices |
| US3948747A (en) * | 1975-05-09 | 1976-04-06 | Amax Inc. | Elimination or control of acid mists over electrolytic cells |
| US4090967A (en) * | 1975-12-19 | 1978-05-23 | Ciba-Geigy Corporation | Aqueous wetting and film forming compositions |
-
1980
- 1980-06-16 US US06/159,840 patent/US4484990A/en not_active Expired - Lifetime
-
1981
- 1981-05-25 CA CA000378238A patent/CA1191812A/en not_active Expired
- 1981-06-12 AU AU71681/81A patent/AU541042B2/en not_active Ceased
- 1981-06-15 ZA ZA814015A patent/ZA814015B/xx unknown
- 1981-06-15 GB GB8118304A patent/GB2077765B/en not_active Expired
- 1981-06-15 JP JP9206481A patent/JPS5729592A/ja active Granted
- 1981-06-15 BR BR8103798A patent/BR8103798A/pt not_active IP Right Cessation
- 1981-06-15 ZM ZM51/81A patent/ZM5181A1/xx unknown
- 1981-06-16 PH PH25776A patent/PH19944A/en unknown
- 1981-06-16 MX MX187825A patent/MX156219A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR8103798A (pt) | 1982-03-09 |
| PH19944A (en) | 1986-08-14 |
| US4484990A (en) | 1984-11-27 |
| AU7168181A (en) | 1981-12-24 |
| JPS5729592A (en) | 1982-02-17 |
| ZM5181A1 (en) | 1982-03-22 |
| MX156219A (es) | 1988-07-26 |
| CA1191812A (en) | 1985-08-13 |
| GB2077765A (en) | 1981-12-23 |
| AU541042B2 (en) | 1984-12-13 |
| ZA814015B (en) | 1982-06-30 |
| GB2077765B (en) | 1983-11-09 |
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